A. Ali, Rana, and Thamer A. Mahdi. “Geochemistry and Genesis of Zubair Shales (Lower Cretaceous) in Rumaila Oilfield, Southern Iraq”. Iraqi National Journal of Earth Science (INJES) 25, no. 4 (October 1, 2025): 344–365. Accessed December 3, 2025. https://earth.uomosul.edu.iq/index.php/earth/article/view/54188.